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Load data for 7.5 x 55 SWISS + .308 | 185gr | Lapua Mega

Recommended Powder(s): Alliant Reloder-17, ReloadSwiss RS 60, Somchem S365, Vihtavuori N160, Vihtavuori N550

7.5 x 55 SWISS + .308 | 185gr | Lapua Mega

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 185gr | Lapua Mega
Manufacturer SKU:
4PL7213 | E415
Bullet Weight:
185gr | 12.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.126" | 28.6mm
Caliber:
7.5 x 55 SWISS load data
Case Length (l3):
2.188" | 55.6mm
Cartridge Length (C.O.L.):
3.013" | 76.5mm
Seated Depth:
0.301" | 7.6mm
Shank Seated Depth:
0.301" | 7.6mm
Case Capacity:
65.0 Grains of Water | 4.22 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
55114 psi | 3800 bar
LID:
LID_B3166_C1112
Last updated:
2025-02-02

Load data for 148 loads in caliber 7.5 x 55 SWISS with .308 | 185gr | Lapua Mega bullet and 74 powders such as Alliant Reloder-17, ReloadSwiss RS 60, Somchem S365, Vihtavuori N160, Vihtavuori N550. The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

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    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
88%
49197
89%
**36
99%
[ADI AR 2209]*
<<locked>>
96%
43801
79%
**07
93%
Accurate 2700
<<locked>>
89%
48718
88%
**80
96%
Accurate 3100
<<locked>>
97%
36608
66%
**75
95%
Accurate 4064
<<locked>>
87%
48791
89%
**30
100%
Accurate 4350
<<locked>>
96%
49197
89%
**15
99%
Alliant Reloder- TS 15.5
<<locked>>
88%
49574
90%
**66
100%
Alliant Reloder-15
<<locked>>
86%
49501
90%
**75
100%
Alliant Reloder-16
<<locked>>
96%
48689
88%
**38
99%
Alliant Reloder-17 👍
<<locked>>
92%
49342
90%
**67
100%
[Alliant Reloder-19]*
<<locked>>
97%
43134
78%
**07
93%
Alliant Reloder-23
<<locked>>
97%
35273
64%
**02
98%
Alliant Reloder-26
<<locked>>
97%
39001
71%
**39
97%
Baschieri & Pellagri 107
<<locked>>
83%
49139
89%
**69
99%
Hodgdon CFE223
<<locked>>
87%
49342
90%
**12
99%
Hodgdon H380
<<locked>>
88%
49385
90%
**66
99%
Hodgdon H414
<<locked>>
91%
49559
90%
**25
97%
Hodgdon H4350
<<locked>>
97%
47805
87%
**33
96%
Hodgdon Hybrid 100V
<<locked>>
97%
46079
84%
**39
100%
Hodgdon LVR
<<locked>>
93%
49298
89%
**05
99%
Hodgdon Superperformance
<<locked>>
94%
49023
89%
**41
97%
Hodgdon VARGET
<<locked>>
88%
48878
89%
**33
99%
IMR 3031
<<locked>>
85%
48820
89%
**36
100%
IMR 4064
<<locked>>
89%
49110
89%
**26
100%
IMR 4166 Enduron
<<locked>>
89%
49516
90%
**10
97%
IMR 4350
<<locked>>
96%
49501
90%
**59
97%
IMR 4451 Enduron
<<locked>>
91%
49574
90%
**39
97%
IMR 4831
<<locked>>
97%
43642
79%
**10
99%
IMR 4895
<<locked>>
85%
48950
89%
**75
100%
Lovex D073.6
<<locked>>
83%
49342
90%
**39
100%
Lovex S062
<<locked>>
86%
48747
88%
**23
100%
Lovex S065
<<locked>>
93%
49487
90%
**43
98%
Lovex S070
<<locked>>
95%
49530
90%
**66
97%
[Lovex S071]*
<<locked>>
97%
30414
55%
**34
92%
Norma 201
<<locked>>
83%
49226
89%
**20
100%
Norma 202
<<locked>>
83%
49269
89%
**16
100%
Norma 203B
<<locked>>
86%
48689
88%
**62
100%
Norma 204
<<locked>>
95%
48878
89%
**85
95%
[Norma MRP]*
<<locked>>
97%
39334
71%
**07
94%
Norma URP
<<locked>>
96%
48965
89%
**12
99%
Ramshot Big Game
<<locked>>
86%
49400
90%
**92
100%
Ramshot Hunter
<<locked>>
96%
48849
89%
**21
98%
ReloadSwiss RS 50
<<locked>>
87%
48921
89%
**33
98%
ReloadSwiss RS 52
<<locked>>
87%
48805
89%
**92
100%
ReloadSwiss RS 60 👍
<<locked>>
93%
48834
89%
**74
100%
ReloadSwiss RS 62
<<locked>>
96%
48820
89%
**35
99%
ReloadSwiss RS 70
<<locked>>
96%
49095
89%
**67
99%
Rottweil R 902
<<locked>>
85%
49414
90%
**13
100%
Rottweil R 903
<<locked>>
90%
49255
89%
**62
100%
[Rottweil R 904]*
<<locked>>
96%
45165
82%
**87
92%
[Rottweil R 905]*
<<locked>>
97%
42032
76%
**93
93%
Rottweil R 907
<<locked>>
92%
49574
90%
**39
97%
SNPE Vectan SP 11
<<locked>>
89%
49516
90%
**02
100%
SNPE Vectan SP 9
<<locked>>
84%
49472
90%
**49
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
49110
89%
**41
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
48936
89%
**93
97%
Shooters World Long Rifle
<<locked>>
93%
49487
90%
**43
98%
Shooters World Match Rifle
<<locked>>
83%
49342
90%
**39
100%
Shooters World Precision
<<locked>>
86%
48747
88%
**23
100%
Somchem S355
<<locked>>
90%
49197
89%
**52
100%
[Somchem S361]*
<<locked>>
97%
47036
85%
**93
92%
Somchem S365 👍
<<locked>>
96%
44744
81%
**79
100%
Somchem S385
<<locked>>
97%
41916
76%
**70
95%
Vihtavuori N133
<<locked>>
84%
48820
89%
**25
100%
Vihtavuori N135
<<locked>>
91%
49400
90%
**93
100%
Vihtavuori N140
<<locked>>
85%
48907
89%
**93
100%
Vihtavuori N150
<<locked>>
95%
48950
89%
**20
100%
Vihtavuori N160 👍
<<locked>>
93%
49298
89%
**75
99%
Vihtavuori N540
<<locked>>
85%
49110
89%
**23
100%
Vihtavuori N550 👍
<<locked>>
93%
49487
90%
**15
99%
Vihtavuori N555
<<locked>>
97%
38247
69%
**74
98%
Winchester 6.5 StaBALL
<<locked>>
95%
49574
90%
**66
100%
Winchester 760
<<locked>>
91%
49559
90%
**25
97%
Winchester StaBALL HD
<<locked>>
97%
31836
58%
**95
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
39682
72%
**72
98%
[ADI AR 2209]*
<<locked>>
91%
36564
66%
**56
90%
[Accurate 2700]*
<<locked>>
81%
38145
69%
**90
93%
[Accurate 3100]*
<<locked>>
88%
27354
50%
**59
90%
Accurate 4064
<<locked>>
81%
40785
74%
**98
100%
[Accurate 4350]*
<<locked>>
81%
29733
54%
**31
94%
Alliant Reloder- TS 15.5
<<locked>>
81%
39218
71%
**85
99%
Alliant Reloder-15
<<locked>>
81%
42134
76%
**51
99%
[Alliant Reloder-16]*
<<locked>>
81%
30676
56%
**54
94%
Alliant Reloder-17
<<locked>>
81%
33852
61%
**62
98%
[Alliant Reloder-19]*
<<locked>>
91%
35563
65%
**49
90%
[Alliant Reloder-23]*
<<locked>>
82%
22437
41%
**24
90%
[Alliant Reloder-26]*
<<locked>>
86%
27412
50%
**24
90%
Baschieri & Pellagri 107
<<locked>>
81%
45774
83%
**16
99%
Hodgdon CFE223
<<locked>>
81%
40350
73%
**51
98%
Hodgdon H380
<<locked>>
81%
39595
72%
**98
97%
[Hodgdon H414]*
<<locked>>
81%
35114
64%
**46
93%
[Hodgdon H4350]*
<<locked>>
83%
31923
58%
**11
90%
Hodgdon Hybrid 100V
<<locked>>
81%
28050
51%
**62
95%
[Hodgdon LVR]*
<<locked>>
81%
33040
60%
**87
94%
[Hodgdon Superperformance]*
<<locked>>
82%
32634
59%
**97
90%
Hodgdon VARGET
<<locked>>
81%
39392
71%
**65
98%
IMR 3031
<<locked>>
81%
42801
78%
**48
100%
IMR 4064
<<locked>>
81%
38885
71%
**46
98%
[IMR 4166 Enduron]*
<<locked>>
81%
38769
70%
**13
94%
[IMR 4350]*
<<locked>>
82%
31792
58%
**15
90%
[IMR 4451 Enduron]*
<<locked>>
81%
36782
67%
**03
93%
[IMR 4831]*
<<locked>>
81%
26440
48%
**29
92%
IMR 4895
<<locked>>
81%
43091
78%
**77
99%
Lovex D073.6
<<locked>>
81%
45890
83%
**90
100%
Lovex S062
<<locked>>
81%
41307
75%
**02
100%
[Lovex S065]*
<<locked>>
81%
34185
62%
**54
94%
[Lovex S070]*
<<locked>>
81%
32155
58%
**28
92%
[Lovex S071]*
<<locked>>
93%
27079
49%
**56
90%
Norma 201
<<locked>>
81%
45658
83%
**64
100%
Norma 202
<<locked>>
81%
45861
83%
**61
100%
Norma 203B
<<locked>>
81%
41495
75%
**41
99%
[Norma 204]*
<<locked>>
86%
35839
65%
**33
90%
[Norma MRP]*
<<locked>>
91%
32285
59%
**36
90%
[Norma URP]*
<<locked>>
81%
30385
55%
**41
94%
Ramshot Big Game
<<locked>>
81%
41017
74%
**54
99%
[Ramshot Hunter]*
<<locked>>
81%
29834
54%
**24
91%
ReloadSwiss RS 50
<<locked>>
81%
40205
73%
**85
95%
ReloadSwiss RS 52
<<locked>>
81%
40625
74%
**57
100%
ReloadSwiss RS 60
<<locked>>
81%
32938
60%
**52
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
29617
54%
**51
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
29907
54%
**44
92%
Rottweil R 902
<<locked>>
81%
43555
79%
**18
100%
Rottweil R 903
<<locked>>
81%
36622
66%
**39
99%
[Rottweil R 904]*
<<locked>>
92%
39059
71%
**72
90%
[Rottweil R 905]*
<<locked>>
91%
34389
62%
**29
90%
[Rottweil R 907]*
<<locked>>
81%
35230
64%
**64
92%
SNPE Vectan SP 11
<<locked>>
81%
37739
68%
**92
98%
SNPE Vectan SP 9
<<locked>>
81%
45281
82%
**84
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
39276
71%
**93
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
33214
60%
**05
92%
[Shooters World Long Rifle]*
<<locked>>
81%
34185
62%
**54
94%
Shooters World Match Rifle
<<locked>>
81%
45890
83%
**90
100%
Shooters World Precision
<<locked>>
81%
41307
75%
**02
100%
Somchem S355
<<locked>>
81%
37550
68%
**49
99%
[Somchem S361]*
<<locked>>
94%
42569
77%
**11
90%
Somchem S365
<<locked>>
81%
27282
50%
**95
96%
[Somchem S385]*
<<locked>>
88%
31865
58%
**54
90%
Vihtavuori N133
<<locked>>
81%
44411
81%
**62
100%
Vihtavuori N135
<<locked>>
81%
36390
66%
**83
100%
Vihtavuori N140
<<locked>>
81%
43105
78%
**98
100%
Vihtavuori N150
<<locked>>
81%
32039
58%
**15
98%
Vihtavuori N160
<<locked>>
81%
32938
60%
**67
95%
Vihtavuori N540
<<locked>>
81%
42482
77%
**15
100%
Vihtavuori N550
<<locked>>
81%
33185
60%
**03
95%
[Vihtavuori N555]*
<<locked>>
81%
23308
42%
**80
90%
Winchester 6.5 StaBALL
<<locked>>
81%
31560
57%
**21
97%
[Winchester 760]*
<<locked>>
81%
35114
64%
**46
93%
[Winchester StaBALL HD]*
<<locked>>
88%
23728
43%
**10
90%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

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